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EMPLOYEE RELATED LIABILITIES (Schedule of Amounts Recognized in Statement of Financial Position) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Postretirement Medicare Plan [Member] |  |  |
Amounts recognized in statement of financial position: |  |  |
Current liabilities | $ (48) | $ (62) | $ (50)
Non-current liabilities | (1,864) | (1,820) | (1,639)
Net amount recognized | $ (1,912) | $ (1,882) | $ (1,689)
Weighted average assumptions used: |  |  |
Discount rate | 3.00% | 2.80% | 3.40%
Rate of compensation increases |  |  |
Pension Plan [Member] |  |  |
Amounts recognized in statement of financial position: |  |  |
Non-current assets | $ 3,669 | $ 2,518 | $ 2,546
Net amount recognized | $ 3,669 | $ 2,518 | $ 2,546
Weighted average assumptions used: |  |  |
Discount rate | 2.90% | 2.50% | 3.20%
Rate of compensation increases |  |  |
Pre-65 [Member] |  |  |
Assumed health care cost trend rates: |  |  |
Year the ultimate rate is reached | 2031 | 2029 | 2029
Pre-65 [Member] | Postretirement Medicare Plan [Member] |  |  |
Assumed health care cost trend rates: |  |  |
Health care cost trend rate assumed for next year | 5.80% | 6.00% | 6.20%
Ultimate rate | 4.40% | 4.50% | 4.50%
Pre-65 [Member] | Postretirement Non Medical Plan [Member] |  |  |
Assumed health care cost trend rates: |  |  |
Health care cost trend rate assumed for next year | 5.80% | 6.00% | 6.20%
Ultimate rate | 4.40% |  |
Post-65 [Member] |  |  |
Assumed health care cost trend rates: |  |  |
Year the ultimate rate is reached | 2031 | 2029 | 2029
Post-65 [Member] | Postretirement Medicare Plan [Member] |  |  |
Assumed health care cost trend rates: |  |  |
Health care cost trend rate assumed for next year | 8.50% | 6.50% | (5.00%)
Ultimate rate | 4.50% | 4.50% | 4.50%
Post-65 [Member] | Postretirement Non Medical Plan [Member] |  |  |
Assumed health care cost trend rates: |  |  |
Health care cost trend rate assumed for next year | 6.20% | 6.50% | 6.10%
Ultimate rate | 4.40% | 4.50% | 4.50%

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